Strelchuk, V.V.; Valakh, M.Ya.; Vuychik, M.V.; Ivanov, S.V.; Kop'ev, P.S.; Shubina, T.V.
(Semiconductor Physics Quantum Electronics & Optoelectronics, 2002)
The intensive up-conversion photoluminescence at low temperatures in CdSe/ZnSe structures with single CdSe inserts of the nominal thickness 1.5 monolayer was observed. Excitation power dependensies show a nearly quadratic ...